Hosted by Dailymotion. For legal issues report at the Copyright Center, report us on DMC, or use the Instant Removal tool.
10 Most Dangerous Chemical Elements
Description
There are somewhere in the region of 118 elements that are known of. The reason for being vague is that some are thought to exist but have never been observed. Of these 98 occur naturally. Very few of these elements are completely harmless and most present some risk in sufficient doses.
More from User
03:25
Top 10 Amazing Dog Breeds From Russia
Pastimers
03:25
10 Illegal Jobs That Pay Very Well
Pastimers
03:24
Unknown Surprising Facts About Kim Jong-il
Pastimers
03:25
10 Psychology Tricks That Work on Anybody
Pastimers
03:24
Top 10 Billionaires Who Served Time In Prison
Pastimers
03:25
Top 10 Most Surprising Cases of Past Life Memories
Pastimers
Related Videos
00:53
Chemical Peel without the harsh chemicals?
reflectionscenternj
00:27
Dangerous Chemicals : Why is mercury dangerous to people and the environment?
VideojugLifestyleandHome
01:56
DepEd wants dangerous chemicals banned in schools
ABS-CBN News
01:48
Centre: Poisonous chemicals dangerous for valley
NewsX
06:15
Beware Of MR Sauce, It May Contain Dangerous Chemicals!
Public TV
01:37
The Precautions Undertaken For The Transportation Of Dangerous Chemicals
Men and Motors